CN100358464C - Dust collecting unit in use for vacuum cleaner - Google Patents
Dust collecting unit in use for vacuum cleaner Download PDFInfo
- Publication number
- CN100358464C CN100358464C CNB03144427XA CN03144427A CN100358464C CN 100358464 C CN100358464 C CN 100358464C CN B03144427X A CNB03144427X A CN B03144427XA CN 03144427 A CN03144427 A CN 03144427A CN 100358464 C CN100358464 C CN 100358464C
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- Prior art keywords
- dust
- collecting box
- filter
- vacuum cleaner
- foreign matter
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Abstract
The present invention discloses a dust collecting device in use for a vacuum cleaner. The present invention comprises a dust collecting box used for sucking foreign matters, wherein the dust collecting box is provided with a suction mouth in the tangential direction, the upper part of the dust collecting box forms a mouth shape, and is opened and closed by a cover, and the center of the cover is provided with an exhaust mouth used for exhausting air. A filtering assembly is arranged at the bottom surface of the cover which is corresponding to the lower side of the exhaust mouth and is provided with a filter communicated with the exhaust mouth. A protecting plate is arranged on a part of a circumference surface of the filtering assembly. A partition plate is arranged in the dust collecting box. In order to lead the partition plate to be tightly affixed at the inner circumferential edge of the dust collecting box, the partition plate is radially extended to be formed. A communicating part which at least leads one part of the partition plate to be concavely cut towards the inner side and is communicated with the lower part of the partition plate is arranged on the partition plate. The present invention can collect dust for the first time in a cyclone mode, and simultaneously, small dust is filtered by the filter for the second time for collecting dust. The protecting plate is arranged, which can avoid the phenomenon that because of the impact of the foreign matters which flows into the dust collecting device, the filter is damaged, and can also avoid the phenomenon that because of small dust, the electric machine is damaged.
Description
Technical field
The present invention relates to a kind of invention of dust collecting device of vacuum cleaner; relate to a kind of carrying out in the cyclone mode in the dust collect plant of control of dust in more detail; when under the impact of foreign matter, filter can be protected, has the dust collect plant that is used for vacuum cleaner of simple structure.
Background technology
Vacuum cleaner is to utilize the negative pressure that is produced by the motor of the inside that is arranged on body, after suction contains the air of foreign matter, carries out the device that foreign matter filters in body interior.In addition, the filter of the foreign matter of filtration suction all adopted the paper filter of envelope shape in the past.Paper filter so, because of can only passing through air, can not be by foreign matters such as dusts, make foreign matter such as dust remain in its inside, filter foreign matters such as sucking dust in air thereby reach.
But the vacuum cleaner with paper filter so is after using certain hour, can gather certain foreign matter in the inside of paper filter, not only cause the suction of vacuum cleaner to descend, have to often change paper filter, use extremely inconvenient problem but also exist.
In order to solve so inconvenience, produced the vacuum cleaner that filters in the cyclone mode.What Fig. 1 was shown is the existing vacuum cleaner that is filtered by the cyclone mode.
As shown in Figure 1, vacuum cleaner comprises the body 20 by built-in suction apparatus, be connected with body 20, and the connection flexible pipe of making by flexible material 34, be arranged on connect flexible pipe 34 ends and with is connected that flexible pipe 34 is connected and the adjustable prolongation pipe 32 of length direction, also comprise in addition sucking the suction nozzle 31 of the air that contains foreign matter on the ground by the suction of generations in the body 20 and constituting.
Dismountable dust collect plant 21 is set at the rear of body 20.Be formed with it on the dust collect plant 21 to the dismounting of the rear of body 20 time, for the handle 21a that the user is controlled.Dust collect plant 21 is to contain the air of foreign matter, is inhaled into the back from suction nozzle 31 and carries out the part that foreign matter filters in inside.And be formed with the air that to be filtered out foreign matter in the inside of dust collect plant 21 and be discharged to outside exhaust portion 29.
But the one wheel pairs 28 of being provided with for mobile body 20 in the turn of the bottom surface of body 20.One side of body 20 is provided with for the power line 26 of power supply is provided to vacuum cleaner, and power line 26 can batch on the coil (diagram slightly) that is housed in body interior.Above the body 20, be provided with when moving vacuum cleaner the steering wheel 24 that the user can control.
The air that contains foreign matter according to suction on the cleaning floor via suction nozzle 31, prolongs pipe 32, and connects the inside that flexible pipe 34 flows into vacuum cleaner body 20.And in body interior, then flow into the inside of dust collect plant 21.
Fig. 2 is the structural representation of existing dust collect plant.Below with reference to Fig. 2 existing dust collect plant 21 is described.Existing dust collect plant 21 is to be had the dust-collecting box 23 of a constant volume and can be opened and closed the lid 22 on dust-collecting box 23 tops and constitute by upper opening.Dust-collecting box 23 possesses the inlet 23a that sucks the air that contains foreign matter by suction nozzle is arranged.Inlet 23a forms eddy current in order to make to dust-collecting box 23 inboard leaked-in airs in inside, and forms to the tangential direction of dust-collecting box 23.
The lower inside of dust-collecting box 23 is provided with a pair of demarcation strip 23b, the 23c of semi-circular shape.Demarcation strip 23b, 23c are the central shaft 23d, the 23e that form with heart position therein for to lining, but on the medial surface that is installed in dust-collecting box 23 of turn, thereby be supported on the inside of dust-collecting box 23.And demarcation strip 23b, 23c are that level supports, and under situation so, but it is the setting of center turn with central shaft 23d, 23e, and this moment, the moving support of sidespin only may make progress under level as shown in Figure 2.In addition, demarcation strip 23b, 23c horizontal support can form support protrusion (diagram slightly) and realize on the medial surface of dust-collecting box 23.
Be formed with outlet 22a in lid 22 middle part, outlet 22a is in order to make the air behind the foreign matter of being filtered in dust-collecting box 23 inside, to discharge the part that forms by exhaust portion.
The bottom of outlet 22a is provided with filter 25 cylindraceous.Filter 25 is dismountable be arranged on cover 22 below, and inside cylindraceous is communicated with outlet 22a.
Below, to as above the existing vacuum cleaner of structure and the action of dust collect plant 21 describe with reference to Fig. 1 and Fig. 2.The motor that driving is arranged on body 20 inside of vacuum cleaner produces suction, at this moment, sucks the air that contains foreign matter by suction nozzle 31.The air that is inhaled into flows into the inside of body via prolonging pipe 32 and connecting flexible pipe 34, and flow into the inlet 23a of dust-collecting box 23.
23a flow into the air of dust-collecting box 23 inside by inlet, forms eddy current along the cylindrical shape medial surface of dust-collecting box 23.In the process that forms eddy current, the foreign matter of phase counterweight can drop to the below of dust-collecting box 23.Such foreign matter drops to the lowest end of dust-collecting box 23 by the interconnecting part 23f of demarcation strip 23b, 23c.
The air that the foreign matter of phase counterweight is filtered through the cyclone mode like this passes through from the inboard, lateral of the filter 25 that is located at core.In the process of passing through to the inboard of filter 25, the small foreign matter that comprises in the air can be filtered out fully.
To the interior side directed air of cylinder filter 25, discharge afterwards by covering the 22 outlet 22a that form above.And after the motor of the air that is discharged from like this process body 20 inside makes the motor solar heat protection, discharge fully from body 20 by exhaust portion 29 again.
By process so,, will gather foreign matter in the inside of dust-collecting box 23 along with the work of vacuum cleaner.That is, by the foreign matter that tangled, be collected at the bottom of demarcation strip 23b, 23c in the inside of dust-collecting box 23 by the cyclone dust collection manner.And the foreign matter that is gathered should be discharged foreign matter from the inside of dust-collecting box 23 when reaching a certain amount of when above like this.
Under these circumstances, dust collect plant 21 is separated with body 20.To cover 22 again separates from dust collect plant 21.Cover 22 when separated, its underpart installed filters 25 will also can be separated together, like this, can separate filter 25 as required and clean or wash.
In order to pour out the foreign matter that gathers in dust-collecting box 23 inside, when dust-collecting box 23 tipping were come, demarcation strip 23b, 23c were the center turn with back shaft 23d, 23e, thereby can pour out the foreign matter in the demarcation strip bottom fully.
But the prior art with structure like this has following shortcoming.
Containing foreign matter in by inlet 23a leaked-in air is as mentioned above.At this, the airborne foreign matter that is included in that flows into inlet 23a has and the corresponding speed of suction, and such foreign matter may clash on the thin screen pack 25a that adheres on the surface of filter 25a.
So, when screen pack 25a is clashed into by the sharp foreign matter of strong speed inflow, can produce the damage that screen pack 25a tears.In addition, the dust that should be filtered owing to the damage of screen pack 25a can directly suck motor, the problem points of inlet capacity and filter effect decline therefore can occur.
Summary of the invention
Technical problem to be solved by this invention is, a kind of dust collect plant inside with cyclone mode dust collection function of being arranged on is provided, also can the fully protected dust collect plant that is used for vacuum cleaner under the impact of foreign matter.
The technical solution adopted in the present invention is: a kind of dust collect plant that is used for vacuum cleaner, be mounted in a side of vacuum cleaner body, and include: dust-collecting box, lid, filter assemblies, demarcation strip, interconnecting part, also establish baffle; The dust-collecting box of aspirated foreign body forms suction inlet in its tangential direction, and the top of dust-collecting box is the opening shape; Lid opens and closes the top of dust-collecting box, and wherein is formed centrally and filters the outlet of discharging air behind the foreign matter; Filter assemblies is arranged on the bottom surface corresponding to the lid of outlet downside, and possesses the cylinder filter that is communicated with outlet is arranged; Baffle is formed on the periphery of filter assemblies, and be with corresponding of the suction inlet of the dust-collecting box that flows into air on, the inside and outside of filter assemblies capable of blocking; Demarcation strip is arranged in the dust-collecting box, and in order to make its inner edge that closely sticks on dust-collecting box, and radial prolongation forms; Described interconnecting part is formed on the side of demarcation strip, and is connected with the control of dust space of its underpart.
Having as above, the present invention of structure has following effect.At first according to the structure of dust collect plant of the present invention, carrying out that can be slick and sly is by 1 control of dust of cyclone mode and filtered 2 controls of dust of fine dust by filter.The present invention, a part forms baffle in the side of filter assemblies, and then can prevent the direct contacted filter of foreign matter by the inlet inflow.Thereby can prevent filter owing to the bump of the foreign matter that flows into causes damage, but also can prevent because the damage of the motor that fine dust causes.
Description of drawings
Fig. 1 is the external structure schematic diagram of existing vacuum cleaner;
Fig. 2 is the structural representation of existing dust collect plant;
Fig. 3 is the decomposition texture schematic diagram of dust collect plant of the present invention;
Fig. 4 is the structural representation of dust collect plant of the present invention.
Wherein: 100: shell 110a: suction inlet
110c: demarcation strip 110f: interconnecting part
200: lid 210: outlet
220: filter assemblies 222: framework
224: filter 226: upper flange portion
227: grid projection 228: baffle
The specific embodiment
Provide specific embodiment below in conjunction with accompanying drawing, further specifying the present invention is how to realize.
Fig. 3 is the decomposition texture schematic diagram of dust collect plant of the present invention; Fig. 4 is the structural representation of dust collect plant of the present invention.
As shown in Figure 3, Figure 4, dust collect plant of the present invention is the lid 200 that comprises the dust-collecting box 100 of upper opening and be installed in the top of dust-collecting box 100 openings.
Dust-collecting box 100 is drums of upper end opening.And be provided with when the back of the body of dismantling vacuum cleaner, for the handle 112 that the user is controlled at the rear of dust-collecting box 100.
Dust-collecting box 100 possesses the inlet 110a that flows into the air that contains foreign matter is arranged.Inlet 110a is to the tangential direction and the inner formation that is connected of the upper side of dust-collecting box 100, thereby the air that enters by inlet 110a forms eddy current from top to the bottom in the inside of dust-collecting box 100.
Cover 200 open upper end portion that are arranged on dust-collecting box 100 to be opened/closed.And on the centre of lid 200, be formed with circular outlet 210, thereby the air that is filtered foreign matter is discharged to the outside from the inside of dust-collecting box 100.
The bottom surface of lid 200 is provided with the filter assemblies 220 of drum.Filter assemblies 220 includes framework 222 cylindraceous and constitutes with being located at the filter 224 of the silk fabric yarn shape on framework 222 outer peripheral faces.Filter 224 passes through from outside to inside, can contain aerial foreign matter by bag filter, is to be formed by fine and closely woven cotton-wool net, also can be made of fiber material or metal material etc.
Baffle 228 be arranged on the filter assemblies 220 with the corresponding a part of framework 222 of inlet 110a on, and integrally formed with framework 222, be the closed that foreign matter is passed through.When foreign matter flows into dust-collecting box 100, the bumping against on the baffle 228 of 1 property of foreign matter.Bump against the inwall that foreign matter on the baffle 228 will move to dust-collecting box 100, and along the inside rotation of dust-collecting box 100.
On the bottom surface of dust-collecting box, project upwards and be formed with keep plate, and the baffle 228 of filter assemblies 220 is formed on the relative face of the inlet of the dust-collecting box 100 that flows into air to radial direction.
The material of baffle 228 is as filter 224, by the injection molded type of the synthetic resin that is not weak material.Therefore, filter 224 can be not damaged owing to the inflow bump of foreign matter.Under the situation of minute dust such as image planes powder, because directly do not bump against on the filter 224, the minute dust amount that therefore arrives motor will sharply reduce.Do not having as prior art under the situation of baffle 228, when the minute dust of inflow will directly reach on the filter 224, dust can and flow on the motor by filter 224, thereby can impact electrical machinery life.
The upper end of filter assemblies 220 is dismountable the combination with the bottom surface of lid 200, illustrate, the projection 247 of radial prolongation and a plurality of circular shapes of keeping at a certain distance away on filter assemblies 220, combine with bayonet socket (not shown), and be dismountable combination at the inboard circular shape that keeps at a certain distance away that forms in the bottom surface of lid 200.
Under the state of as above combination, the inside of filter assemblies 220 will be connected with the outlet 210 that is formed centrally in the lid 200 (with reference to Fig. 3).And then the air that contains foreign matter filters to the mobile of inside by the outside from filter 220, and the air that is filtered will be discharged to the outside by outlet 210.
The lower inside of dust-collecting box 100 is provided with a pair of demarcation strip 110b, the 110c of semi-circular shape.But demarcation strip 110b, 110c are on the medial surface that is installed in dust-collecting box 100 of the central shaft 110d that forms with heart position therein, 110e turn, thereby are supported on the inside of dust-collecting box 100. Demarcation strip 110b, 110c are that level supports, and under situation so, but are the setting of center turn with central shaft 110d, 110e, and this moment, the moving support of sidespin only may make progress under level as shown in the figure.Demarcation strip 110b, 110c horizontal support be to illustrate, also can on the medial surface of dust-collecting box 100, form support protrusion (diagram slightly) and realize.
Because the outstanding support protrusion that forms can only be rotated to top under the state that demarcation strip 110b, 110c are supported in the horizontal direction on the medial surface of dust-collecting box 100.
Below dust-collecting box 100, form the control of dust space that to save bit by bit foreign matter by demarcation strip 110b, 110c.Be formed with interconnecting part 110f in the side of demarcation strip 110b, 110c to the control of dust space of bottom landing foreign matter.Dust by inlet 110a flows into after the inside of dust-collecting box 100 is rotated motion, drops in the control of dust space 114 through interconnecting part 110f.
Among the embodiment shown in Figure 3, dust flow in the dust-collecting box 100 by interconnecting part 110f.But in another kind of embodiment, replace interconnecting part 110f, reduce the diameter of demarcation strip 110b, 110c and form certain clearance at the medial surface of demarcation strip 110b, 110c and dust-collecting box 100.And by the certain interval of demarcation strip 110b, 110c and dust-collecting box 100, it also is possible allowing foreign matter drop to the control of dust space 114 of below and to constitute.
In conjunction with Fig. 3 and Fig. 4, describe as follows for the operation principle of dust collect plant of the present invention.
When vacuum cleaner drove, according to the suction that body produces, suction nozzle sucked the air that contains foreign matter in ground taxi.The air that contains foreign matter that is inhaled into like this, the inlet 110a by dust-collecting box 100 of the present invention flow into its inside.
To the inside leaked-in air that is covered with 200 dust-collecting box 100, because inlet 110a is formed on the tangential direction of dust-collecting box 100, so will form eddy current in inside.
In the foreign matter that comprises in the eddy current that forms, the foreign matter of phase counterweight is landing downwards by deadweight.At this moment the foreign matter that is fallen by deadweight will drop below dust-collecting box 100 by interconnecting part 110f, and at this moment, the foreign matter that weight ratio is bigger will revolve the back of turning around through inlet 110a and descend by interconnecting part 110f in the inside of dust-collecting box 100.In the control of dust space 114 below but small foreign matters such as dust then are directed to by interconnecting part 110f after the inside of dust-collecting box 100 rotation multi-turn.
Be included in airborne foreign matter by what inlet 110a flowed into, because baffle 228 and can prevent direct collision with filter.Thereby filter 224 can fully prevent the damage that caused by the collision of foreign matter.Small in addition dust also can prevent the direct collision with filter 224, and then also can fully prevent to be flow on the motor by minute dust and influence life-span of motor.
So, being included in airborne foreign matter is filtered for 1 time by the cyclone dust collection manner.In the control of dust of such cyclone mode, it is certain that big relatively foreign matter is filtered.
Adopt this inside with dust-collecting box 100 to contain the air of foreign matter, flow into and when forming eddy current to inside, heavy foreign matter is collected at the control of dust of cyclone mode of the bottom surface of dust-collecting box 100, is carrying out once.When a control of dust like this finished, air was directed on the filter 224 of fine and closely woven shape, and then was all filtered out fully as very tiny small foreign bodies such as dust.
In sum; the present invention is owing to form baffle 228 on the outer peripheral face part of the filter assemblies 220 that is provided with on the bottom surface of the lid 200 of dust-collecting box 100; thereby can prevent the foreign matter that flows directly into from the inlet 110a of dust-collecting box 100, the damage that the filter 224 of filter assemblies 220 is subjected to.
In sum, in the scope of the category that does not exceed the technology of the present invention thought, the multiple technologies thought that common technical staff of the same trade has other is inevitable, and the present invention be scope with additional claim item is that the basis makes an explanation.
Claims (4)
1. dust collect plant that is used for vacuum cleaner, be mounted in a side of vacuum cleaner body, include: dust-collecting box (100), lid (200), filter assemblies (220), demarcation strip (110b, 110c), interconnecting part (110f), it is characterized in that, also establish baffle (228); The dust-collecting box of aspirated foreign body (100) forms suction inlet (110a) in its tangential direction, and the top of dust-collecting box (100) is the opening shape; Lid (200) opens and closes the top of dust-collecting box, and wherein is formed centrally and filters the outlet (210) of discharging air behind the foreign matter; Filter assemblies (220) is arranged on the bottom surface corresponding to the lid (200) of discharging (210) downside, and possesses the cylinder filter (224) that is communicated with discharge (210) is arranged; Baffle (228) is formed on the periphery of filter assemblies (220), and be with corresponding of the suction (110a) of the dust-collecting box (100) that flows into air on, the inside and outside of filter assemblies capable of blocking; Demarcation strip (110b, 110c) is arranged in the dust-collecting box (100), and in order to make its inner edge that closely sticks on dust-collecting box (100), and radial prolongation forms; Described interconnecting part (110f) is formed on the side of demarcation strip (110b, 110c), and is connected with the control of dust space of its underpart.
2. the dust collect plant that is used for vacuum cleaner according to claim 1 is characterized in that, described demarcation strip (110b, 110c) is dismountable be arranged on (100) on the dust-collecting box.
3. the dust collect plant that is used for vacuum cleaner according to claim 1 is characterized in that, described filter (224) is the drum with mesh, and is located at the lateral surface of the filter assemblies (220) except the baffle (228).
4. the dust collect plant that is used for vacuum cleaner according to claim 1 is characterized in that, projects upwards to radial direction on the bottom surface of described dust-collecting box (100) to be formed with keep plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB03144427XA CN100358464C (en) | 2003-09-27 | 2003-09-27 | Dust collecting unit in use for vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB03144427XA CN100358464C (en) | 2003-09-27 | 2003-09-27 | Dust collecting unit in use for vacuum cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1600247A CN1600247A (en) | 2005-03-30 |
| CN100358464C true CN100358464C (en) | 2008-01-02 |
Family
ID=34659584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB03144427XA Expired - Fee Related CN100358464C (en) | 2003-09-27 | 2003-09-27 | Dust collecting unit in use for vacuum cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100358464C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101108108B (en) * | 2006-07-19 | 2010-09-22 | 乐金电子(天津)电器有限公司 | Unclosing structure of vertical cleaner dust collecting device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0484919A (en) * | 1990-07-27 | 1992-03-18 | Sanyo Electric Co Ltd | Vacuum cleaner |
| WO2002017766A2 (en) * | 2000-09-01 | 2002-03-07 | Royal Appliance Mfg. Co. | Bagless canister vacuum cleaner |
| CN1410027A (en) * | 2001-10-09 | 2003-04-16 | Lg电子株式会社 | Dust collecting part for vacuum cleaner and vacuum cleaner body containing part |
-
2003
- 2003-09-27 CN CNB03144427XA patent/CN100358464C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0484919A (en) * | 1990-07-27 | 1992-03-18 | Sanyo Electric Co Ltd | Vacuum cleaner |
| WO2002017766A2 (en) * | 2000-09-01 | 2002-03-07 | Royal Appliance Mfg. Co. | Bagless canister vacuum cleaner |
| CN1410027A (en) * | 2001-10-09 | 2003-04-16 | Lg电子株式会社 | Dust collecting part for vacuum cleaner and vacuum cleaner body containing part |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1600247A (en) | 2005-03-30 |
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Granted publication date: 20080102 Termination date: 20091027 |